Home / 104,908.17-144,773.29-57,161.52

Finding the Fourth Proportional to 104,908.17, 144,773.29 and 57,161.52

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Solution

The fourth proportional to 104,908.17, 144,773.29 and 57,161.52 is: 78,882.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,908.17 : 144,773.29 = 57,161.52 : x
  2. Step 2: Convert to fraction form
    104,908.17/144,773.29 = 57,161.52/x
  3. Step 3: Cross multiply
    104,908.17x = 144,773.29 × 57,161.52
  4. Step 4: Simplify right side
    104,908.17x = 8,275,461,168.90
  5. Step 5: Solve for x
    x = 8,275,461,168.90/104,908.17
  6. Step 6: Final answer
    x = 78,882.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.